<?php
const ENDL = '.' . PHP_EOL;

function main()
{
    $colour = 'red';

    echo 'My car is ' . $colour . ENDL;
    echo 'My house is ' . $COLOUR . ENDL;

    $coLOUR = 'blue';
    echo 'My boat is ' . $coLOUR . ENDL;

    var_dump($colour);
}

main();
